Home / 4,777.50-7,165.44-1,267.56

Finding the Fourth Proportional to 4,777.50, 7,165.44 and 1,267.56

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Solution

The fourth proportional to 4,777.50, 7,165.44 and 1,267.56 is: 1,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.50 : 7,165.44 = 1,267.56 : x
  2. Step 2: Convert to fraction form
    4,777.50/7,165.44 = 1,267.56/x
  3. Step 3: Cross multiply
    4,777.50x = 7,165.44 × 1,267.56
  4. Step 4: Simplify right side
    4,777.50x = 9,082,625.13
  5. Step 5: Solve for x
    x = 9,082,625.13/4,777.50
  6. Step 6: Final answer
    x = 1,901.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.